岩土的物理力学性质参数Word格式文档下载.docx

1、硅质灰岩2.812.90玢白云质灰岩2.80蛇 纹 岩2.502.80泥质灰岩2.30玄 武 岩2.603.212.90盐2.282.41辉 绿 岩2.533.122.94白 垩1.202.201.70硅长斑岩2.202.74石 膏安山凝灰集块岩花岗片麻岩2.303.202.8凝灰角砾岩2.202.90片 麻 岩2.593.002.78火山凝灰岩1.601.951.80白 云 岩2.102.902.55凝 灰 岩0.752.40板2.602.902.75凝灰质熔岩大 理 岩2.692.87砾1.902.802.35云母片岩2.542.97砂2.452.72绿泥石片岩2.772.782.77粗

2、砂 岩2.57粘土质片岩中 砂 岩角闪石片岩2.673.05细 砂 岩石 英 岩2.302.70粉 砂 岩2.59千 枚 岩2.712.86石英砂岩2.612.70表2 部分岩石的孔隙率与吸水率孔隙率n（%）吸水率1（%）霏 细 岩火山角砾岩砂岩（第三纪）砂岩（白垩纪） 岩（侏罗纪） 岩（三迭纪） 岩 新鲜的 风化的石英砂岩 新鲜的石 灰 石石灰岩（第三纪）石灰岩（中生代）石灰岩（古生代）硬 石 膏石英片岩0.042.801.103.400.253.000.291.131.104.301.002.200.295.101.592.230.907.540.404.102.005.101.049.3

3、05.0020.002.2042.007.2037.704.2024.600.6027.700.707.000.804.151.0052.000.5327.001.2026.500.8027.005.0058.000.104.000.636.260.302.400.106.000.3025.000.008.701.532.800.293.760.952.001.252.540.702.203.202.105.0413.0015.3017.1013.2019.3021.112.261.714.911.351.0318.0012.0020.0011.6526.401.651.007.702.402

4、.960.793.601.300.101.700.141.650.181.000.480.201.000.300.800.180.350.342.120.144.000.401.000.144.101.009.002.306.001.005.000.206.400.140.300.020.280.100.300.110.080.420.551.120.543.31表3 不同成因粘土的有关物理力学性质指标（一）土 类孔隙比e液性指数IL含水量W（%）液限WL（%）塑性指数Ip下蜀系粘性土0.60.90.8152525401018一般粘性土0.551.001.015302545520新近沉积粘性土

5、0.71.20.251.224363045648淤泥或游泥质土沿海1.02.01.0367030651025内陆山区云贵红粘土1.01.900.43050509017表4 不同成因粘土的有关物理力学性质指标（二）容许承载力R（105Pa）压缩模量E内聚力C内摩擦角（）30801500.41.022301045401500.10.5152281420750.10.271541010500.050.1541051120503810601032501600.30.8510表5 几种土的渗透系数表渗透系数K（以cm/s）粘 土1.210-6细 砂1.210-36.010-3亚 粘 土10-66.010

6、-5中6.010-32.410-2轻亚粘土10-56.010-4粗2.410-26.0黄3.010-46.010-21.810-1粉10-41.2表6 土的平均物理、力学性质指标（一）土 类天然含水量W（%）塑限WP（%）容重（104N/m3）内聚力C（内摩擦角（变形模量Eo（标准的计算的砂土粗砂0.40.515182.050.02424600.50.619221.950.01404000.60.723251.9038330中砂0.0335细砂0.063700.043628032240粉砂0.080.05140341200.70.828100表7 土的平均物理、力学性质指标（二）塑限WP（%）

7、粘性亚1.5180.10301801.9229.40.072.325271100.12252309.512.424160231300.420.2545012.515.40.210.152100.14221502.629210.500.353902.62015.518.4200.80.93.0341.85190.91.03.54018800.680.4018.522.40.341900.280.200.1917900.820.6022.526.40.410.300.91.11.750.361626.530.40.940.650.4715 注：1.平均比重取：砂为2.65；轻亚粘土为2.70；亚粘

8、土为2.71；粘土2.74。 2.粗砂与中砂的Eo值适用于不均系数Cu=3时，当Cu5时应按表中所列值减少2/3。Cu为中间值时， Eo 值按内插法确定。 3.对于地基稳定计算，采用内摩擦角的计算值低于标准值2。 岩石及软弱夹层的力学性质指标见表8至表25。表8 岩石力学性质指标的经验数据（一）岩类容重（g/cm3）抗压强度RC（抗拉强度Rt（静弹性模量E（动弹性模量岩浆2.632.732.803.103.103.30750110012001800180020002133345151571.45.65.436.95.07.07.19.19.19.42.52.72.82.83.380010001

9、20018001800250023281.511.45.47.09.411.42.52.92.93.312002000200025000345757712.211.47.19.41600546.67.03.62.52.72.73.31200160016002500341545714.310.67.18.68.611.42.72.9160018002000250045516.97.98.69.12.53.31200250034717.111.4变质2.72.97.39.42.62.814001800222840511.57.07.89.12.612.83.087020003600571024.5

10、14.25.69.414.2700140020401.03.45.08.21200140034402.203.47.17.8火山集块岩1.011.42.22.52.82.94001000112834453.37.02.62.71680102519300.301.255.06.4砂岩1.21.52.23.04510047018002314520.00050.00232.785.40.51.03.79.1片状砂岩碳质砂岩碳质页岩黑页岩带状页岩2.762.02.62.711.551.6580013005001400250800660130060802238154118564791466.10.62.

11、22.65.50.00050.00255847.82.85.45.07.50.70.9云母页岩600120043862.03.64.47.1软页岩1.82.0200141.33.11.9页岩2.02.720040014281.32.11.93.3泥灰岩2.32.353520040060031428420.382.10.51.93.34.4黑泥灰岩2.23.325030018212.83.6石灰岩1.72.22.52.753.11001707001280610153343761071182.18.41.01.62.84.15.08.0白云岩2.22.72.73.0400120011341.33.43.37.1